Public Water Systems
143,076 active public water systems, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Somonauk | Somonauk, IL | 1,786 | 8 | - |
| Friendly Village of Aurora MHP | Lakewood, CO | 1,786 | 0 | - |
| Hamrick Psd | Hendricks, WV | 1,785 | 199 | - |
| Cypress Ranch Wcid 1 | Austin, TX | 1,785 | 2 | - |
| Mary Francis Subdivision | Austin, TX | 1,785 | 122 | - |
| Camp Kresge on Beaver Lake | White Haven, PA | 1,785 | 100 | - |
| Port Dickinson Village | Binghamton, NY | 1,785 | 2 | - |
| Multi-Mart Water Association | Lucedale, MS | 1,785 | 72 | - |
| Moweaqua | Moweaqua, IL | 1,785 | 5 | - |
| Chenoa | Chenoa, IL | 1,785 | 127 | - |
| Versailles Water Works | Holton, IN | 1,784 | 285 | - |
| Linden County Water District | Linden, CA | 1,784 | 12 | - |
| Harvey City Of | Harvey, ND | 1,783 | 5 | - |
| Broadway, Town Of | Broadway, NC | 1,783 | 115 | - |
| Foxfire Village, Town Of | Pinebluff, NC | 1,782 | 518 | - |
| Chalybeate Water Assn | Walnut, MS | 1,782 | 821 | - |
| Moose Lake | Moose Lake, MN | 1,782 | 54 | - |
| Eastern Heights Water Works | Hammond, LA | 1,782 | 48 | - |
| Milton Water System | Milton, LA | 1,782 | 25 | - |
| Kevil Water Department | Kevil, KY | 1,782 | 806 | - |
| Pennington Gap, Town Of | Pennington Gap, VA | 1,781 | 115 | - |
| Cottonwood Water Mdwca | Artesia, NM | 1,781 | 145 | - |
| Glenhaven Lakes Club | Sedro Woolley, WA | 1,780 | 18 | - |
| Gearhart Water Department | Gearhart, OR | 1,780 | 23 | - |
| McConnelsville Village | McOnnelsville, OH | 1,780 | 254 | - |
| Osakis | Osakis, MN | 1,780 | 33 | - |
| City of Hemphill | Hemphill, TX | 1,779 | 120 | - |
| Upper Calhoun/Belleville (0920001) | Gaston, SC | 1,779 | 30 | - |
| Charlotte Correctional Institution | Punta Gorda, FL | 1,779 | 91 | - |
| Lockport Township | Centreville, MI | 1,778 | 58 | - |
| Meadowbrook Pwd | Bethalto, IL | 1,778 | 8 | - |
| Windham Village PWS | Windham, OH | 1,777 | 63 | - |
| Mammoth Spring Waterworks | Mammoth Spring, AR | 1,777 | 44 | - |
| City of Lorena | Lorena, TX | 1,776 | 75 | - |
| Awc - Valley Vista | Phoenix, AZ | 1,776 | 52 | - |
| Pawnee Co RWD #2 | Terlton, OK | 1,775 | 437 | - |
| Enfield Water System | Enfield, NC | 1,775 | 309 | - |
| Capac, Village Of | Capac, MI | 1,775 | 174 | - |
| Lubec Water District | Lubec, ME | 1,775 | 42 | - |
| Epcor - Lakeside | El Mirage, AZ | 1,775 | 373 | - |
| Zeigler | Zeigler, IL | 1,774 | 88 | - |
| Orla Lodge | Irving, TX | 1,773 | 40 | - |
| Harris County MUD 220 | Houston, TX | 1,773 | 3 | - |
| Rockwall Ranch Subdivision | Canyon Lake, TX | 1,773 | 1 | - |
| Woodson Co RWD 1 | Piqua, KS | 1,773 | 55 | - |
| Ladd Water Association | Pine Bluff, AR | 1,773 | 14 | - |
| Hopyard Farm | King George, VA | 1,772 | 24 | - |
| Tasco Spreckels Water Company | Salinas, CA | 1,772 | 14 | - |
| Pemberton Borough Water | Pemeberton, NJ | 1,771 | 198 | - |
| Westover Water Association, Inc | Oxford, MS | 1,771 | 554 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).